... rectangular pipe: 201,202,301,304etc 2.OD:9mm-219mm, Thickness:0.24-3.00mm 3.Use for Construction&Dec stainless ... , polish:stain polish, bright polish(mirror polish), packing.(6)Test:Eddy Current, Hydrostatic Mechanical, Mechanical Test, Chemical Composition Analysis, ISO Quality Management ... rectangular pipe: 201,202,301,304etc 2.OD:9mm-219mm, Thickness:0.24-3.00mm 3.Use for Construction&Dec stainless ...